Cloudera Manager

This is the documentation for Cloudera Manager 4.8.5.
Documentation for other versions is available at Cloudera Documentation.

Ports Used by Components of CDH4

Component

Service

Qualifier

Port

Protocol

Access Requirement

Configuration

Comment

Hadoop HDFS

DataNode

50010

TCP

External

dfs.datanode.
address

DataNode HTTP server port

DataNode

Secure

1004

TCP

External

dfs.datanode.
address

DataNode

50075

TCP

External

dfs.datanode.http.
address

DataNode

Secure

1006

TCP

External

dfs.datanode.http.
address

DataNode

50020

TCP

External

dfs.datanode.ipc.
address

NameNode

8020

TCP

External

fs.default.
name

or

fs.defaultFS

fs.default.
name

is deprecated (but still works)

NameNode

50070

TCP

External

dfs.http.
address

or

dfs.namenode.
http-address

dfs.http.
address

is deprecated (but still works)

NameNode

Secure

50470

TCP

External

dfs.https.
address

or

dfs.namenode.
https-address

dfs.https.
address

is deprecated (but still works)

Secondary NameNode

50090

TCP

Internal

dfs.secondary.
http.address

or

dfs.namenode.
secondary.
http-address

dfs.secondary.
http.address

is deprecated (but still works)

Secondary NameNode

Secure

50495

TCP

Internal

dfs.secondary.
https.address

JournalNode

8485

TCP

Internal

dfs.namenode.
shared.edits.dir

JournalNode

8480

TCP

Internal

Hadoop MRv1

JobTracker

8021

TCP

External

mapred.job.
tracker

JobTracker

50030

TCP

External

mapred.job.
tracker.
http.address

JobTracker

Thrift Plugin

9290

TCP

Internal

jobtracker.
thrift.address

Required by Hue and Cloudera Manager Activity Monitor

TaskTracker

50060

TCP

External

mapred.task.
tracker.http.
address

TaskTracker

0

TCP

Localhost

mapred.task.
tracker.report.
address

Communicating with child (umbilical)

Hadoop YARN

ResourceManager

8032

TCP

yarn.
resourcemanager.
address

ResourceManager

8030

TCP

yarn.
resourcemanager.
scheduler.address

ResourceManager

8031

TCP

yarn.
resourcemanager.
resource-tracker.
address

ResourceManager

8033

TCP

yarn.
resourcemanager.
admin.address

ResourceManager

8088

TCP

yarn.
resourcemanager.
webapp.address

NodeManager

8040

TCP

yarn.
nodemanager.
localizer.
address

NodeManager

8042

TCP

yarn.
nodemanager.
webapp.address

NodeManager

8041

TCP

yarn.
nodemanager.
address

MapReduce JobHistory Server

10020

TCP

mapreduce.
jobhistory.
address

MapReduce JobHistory Server

19888

TCP

mapreduce.
jobhistory.
webapp.address

HBase

Master

60000

TCP

External

hbase.master.
port

IPC

Master

60010

TCP

External

hbase.master.
info.port

HTTP

RegionServer

60020

TCP

External

hbase.
regionserver.
port

IPC

RegionServer

60030

TCP

External

hbase.
regionserver.
info.port

HTTP

HQuorumPeer

2181

TCP

hbase.
zookeeper.
property.
clientPort

HBase-managed ZK mode

HQuorumPeer

2888

TCP

hbase.
zookeeper.
peerport

HBase-managed ZK mode

HQuorumPeer

3888

TCP

hbase.
zookeeper.
leaderport

HBase-managed ZK mode

REST

REST Service

8080

TCP

External

hbase.rest.
port

REST UI

8085

TCP

External

ThriftServer

Thrift Server

9090

TCP

External

Pass -p <port> on CLI

ThriftServer

9095

TCP

External

Avro server

9090

TCP

External

Pass --port <port> on CLI

Hive

Metastore

9083

TCP

External

HiveServer

10000

TCP

External

HiveServer2

10000

TCP

External

hive.
server2.
thrift.port

Sqoop

Metastore

16000

TCP

External

sqoop.
metastore.
server.port

Sqoop 2

Sqoop 2 server

12000

TCP

External

Sqoop 2

Sqoop 2

12001

TCP

External

Admin port

ZooKeeper

Server (with CDH4 and/or Cloudera Manager 4)

2181

TCP

External

clientPort

Client port

Server (with CDH4 only)

2888

TCP

Internal

X in server.N
=host:X:Y

Peer

Server (with CDH4 only)

3888

TCP

Internal

X in server.N
=host:X:Y

Peer

Server (with CDH4 and Cloudera Manager 4)

3181

TCP

Internal

X in server.N
=host:X:Y

Peer

Server (with CDH4 and Cloudera Manager 4)

4181

TCP

Internal

X in server.N
=host:X:Y

Peer

ZooKeeper FailoverController (ZKFC)

8019

TCP

Internal

Used for HA

ZooKeeper JMX port

9010

TCP

Internal

ZooKeeper will also use another randomly selected port for RMI. In order for Cloudera Manager to monitor ZooKeeper, you must open up all ports when the connection originates from the Cloudera Manager server.